If a class that uses an abstraction has to downcast to a specific subclass in one section, you're not following the Open Closed Principle.
如果在某一部分中，一个抽象了的类必须向下转换为特定的子类，那么你就没有遵循开闭原则。
Due diligence should be exercised when doing this since errors in the formatting tags can break proper formatting of translation documents such that they may become corrupted and not open externally.
进行此类操作时务必要谨慎，因为在格式标签中的错误可能打破这个翻译文档的正确格式，进而导致损坏，不能从外部打开。
The local people in California are in general very nice, open and active. However, I am not totally used to their habits yet.
加州的当地人一般都很好，很开放，很活跃，但是我还没有完全习惯他们的习惯。
They found fossils of microscopic marine plants which suggest that the region was once open ocean, not solid ice.
他们发现了微型海洋植物的化石，表明该地区曾经是开放的海洋，而不是坚固的冰层。
If the valves do not open and close at the right time or at all, air cannot get in and exhaust cannot get out, so the engine cannot run.
如阀门打开或关闭的时间不对或根本打不开或关不住，空气无法进入，废气无法排出，因此发动机不运转。
Certainly, while the latter license is not an open source license, an open source license does not preclude other simultaneous licensing terms.
无疑，尽管后一个许可不是开放源码许可，但是开放源码许可不排除其他同步的许可条款。
Coenraets noted that the data management features were not being open sourced at this time.
Coenraets说明这一次没有开源数据管理功能。
HP further softened the hierarchy by establishing open cubicles and not putting doors on management offices.
HP通过设置开放式小隔间和管理人员办公室不装门来缓和等级制度。
Individuals and foreign nationals in China shall not open exchange account for settlement in general case.
个人及来华人员一般不允许开立用于结算的外汇帐户。
THERE is more than one way not to read, the most radical of which is not to open a book at all.
不读书的办法不止一种，最彻底的办法就是干脆不打开。
She said stations should be in the open, near housing, not overshadowed by trees or walls.
她说车站应该建在开阔、靠近住宅区的地方，不要被树木或墙遮挡。
Within samples collected from the solid substances lying beneath the ice they found fossils of microscopic marine plants which suggest that the region was once open ocean not solid ice.
在从冰下的固体物质中收集的样本中，他们发现微型海洋植物的化石，这表明这个区域曾经是开阔的海洋而不是坚硬的冰。
They made their home in the woods, not on the open savannah grasslands long considered the main arena of human development.
他们在林间安家，而不是在开阔的草原，人们一直认为草原才是人类进化过程中的主要活动场所。
If a cloud is not floating in the sky, then it's still the water in the river; if a flower is not open, it's not yet a flower, but a bud.
如果没有云漂浮在天空，那么它仍然是河中的水，如果一朵花没开，它就还不是一朵花，而是一个芽。
Fasten the gates securely so that they do not blow open.
把大门闩好以免被风吹开。
Not open to others to send a network link, if from a friend's text messages, QQ, WeChat and other hair, must first confirm with my friends.
不随意打开别人发来的网络链接，若是从朋友的短信、QQ、微信等发来，一定要先和朋友确认是本人。
Thoreau says that loneliness can occur even amid companions if one's heart is not open to them.
梭罗说，一个人即使身处同伴之中，如果不对他们敞开心扉，仍会感到孤独。
If it is not open already, you can double click the interface in the business integration view to open it.
如果接口编辑器尚未打开，可以在业务集成视图中双击接口，以将接口编辑器打开。
"That's not really what open source is all about, but it does accomplish something, " he says.
“那样不是开源，但确实能达到一些目的，”他说。
What they have done is able to exhibit part value of educational narrative, but can not open sufficiently and entirely its potential.
这虽然能够展现教育叙事的部分价值，但其潜能并没有充分、全面地展现出来。
Almost all of it is private, for learning is an occupation of the mind, and that process is not open to public scrutiny.
几乎所有这一切都是非公开的，因为学习是脑力劳动，且不受公众检查。
Not surprising, since no open source framework solves all of these problems.
不要惊讶，因为没有一个开源框架能够解决所有这些问题。
Anyhow, it's difficult to always avoid conversation landmines so be sensible, watch your steps and try not to open a can of worms.
不管怎样，在谈话中往往难免触雷，所以头脑要清醒些，行事要注意些，尽量不要触及那些忌讳的话题。
That cupboard does not open, it's a phony.
那个柜子打不开，是假的。
When Anderson went upstairs to bed, he tried to unlock his door. It did not open.
安得森先生上楼睡觉的时侯，他的房门却打不开。
She showed them the rooms, and what a beautiful house it was; but she did not open the door of the little room.
她带朋友们观看了许多房间，房子确实很豪华。但是，她没有打开那间小屋的门。
To not open the welcome pages for a new workspace and to stop the prompt when closing the workbench.
新工作区打开时不打开欢迎页面，并且在关闭工作台时不再提示。
The other notable change is how we execute the work, the "fileOpen" identifier does not open the file immediately, it is a workflow, that is an action waiting to happen.
其他明显的改变就是，我们如何执行这些代码，“fileOpen”标识符不会马上打开文件，它只是一个工作流，一个等待执行的动作。
This has needed some urgent work to be done and so will not be open for the next week.
这里现在有一些紧急的工作要完成，所以下周整周都不会开放。
This has needed some urgent work to be done and so will not be open for the next week.
这里现在有一些紧急的工作要完成，所以下周整周都不会开放。
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